enable omx_codec_unittest based on new omx engine BUG=none TEST=try bot
enable omx_codec_unittest based on new omx engine
BUG=none
TEST=try bot

Review URL: http://codereview.chromium.org/2397001

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@48741 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser